Nikaidō Sadafuji

Nikaidō Sadafuji (1267–1335) was a Kamakura gokenin, Administrative Board steward and shugo of Kai Province, the son of Nikaidō Yukifuji. In Kai he invited Musō Soseki to restore Jōkyōji in 1305 and found Erin-ji in 1330.

In 1331 he went to Kyoto to press Emperor Go-Daigo's abdication and joined the siege of Chihaya Castle, and in 1332 he served as steward. Pardoned after the shogunate fell, he joined the Kenmu regime but was executed in 1335 for Saionji Kinmune's Hōjō-restoration plot.